defence exam DGAFMS Group C 2025 Mock Test Series Quantitative Aptitude Speed Time and Distance Problem on Trains
Two trains are moving in the same direction at the speed of 23 km/hr and 77 km/hr. The time taken by faster train to cross a man sitting in the slower train is 40 seconds. What will be the length (in metres) of the faster train?
1
720
2
640
3
600
4
540